NGINX Ingress 给出 503 服务暂时不可用。前端出现 nginx/1.19.1 错误

Question

我正在尝试在 GCP 上安装 Cyclos Mobile 应用程序，一切设置都完美无缺，但当我尝试在浏览器上访问设置时，它总是显示 或default backend - 404。503 Service Temporarily Unavailable. nginx/1.19.1我已按照 stack overflow 中之前几个问题尝试了所有方法，但仍然出现同样的错误。

kind: Ingress
metadata:
  annotations:
    cert-manager.io/cluster-issuer: letsencypt-staging
    kubectl.kubernetes.io/last-applied-configuration: |
      {"apiVersion":"networking.k8s.io/v1beta1","kind":"Ingress","metadata":{"annotations":{"cert-manager.io/cluster-issuer":"letsencypt-staging","kubernetes.io/ingress.class":"nginx","nginx.ingress.kubernetes.io/proxy-connect-timeout":"3600"},"name":"cyclos-ingress-nginx-https","namespace":"cyclos-name-space"},"spec":{"backend":{"serviceName":"default-http-backend","servicePort":80},"rules":[{"host":"ip-address.xip.io","http":{"paths":[{"backend":{"serviceName":"cyclos-app-stateful","servicePort":80},"path":"/*"}]}}],"tls":[{"hosts":["ip-address.xip.io"],"secretName":"ip-address.xip.io-tls-secret"}]}}
    kubernetes.io/ingress.class: nginx
  creationTimestamp: "2020-09-29T07:00:01Z"
  generation: 11
  name: cyclos-ingress-nginx-https
  namespace: cyclos-name-space
  resourceVersion: "643221534"
  selfLink: /apis/extensions/v1beta1/namespaces/cyclos-name-space/ingresses/cyclos-ingress-nginx-https
  uid: uid
spec:
  backend:
    serviceName: default-http-backend
    servicePort: 80
  rules:
  - host: ip-address.xip.io
    http:
      paths:
      - backend:
          serviceName: cyclos-app-stateful
          servicePort: 80
        path: /*
  tls:
  - hosts:
    - ip-address.xip.io
    secretName: ip-address.xip.io-tls-secret
status:
  loadBalancer:
    ingress:
    - ip: IP```